Datasheet4U Logo Datasheet4U.com

HT19 Datasheet Electronic Telephone Line Switch

Manufacturer: Supertex

Overview: Supertex inc. HT19 Electronic Telephone Line Switch.

This datasheet includes multiple variants, all published together in a single manufacturer document.

Datasheet Details

Part number HT19
Manufacturer Supertex
File Size 434.14 KB
Description Electronic Telephone Line Switch
Datasheet HT19 HT19LG Datasheet (PDF)

General Description

The Supertex HT19LG is an electronic line switch circuit that replaces the mechanical hook switch contact or a discrete hook switch in a telephone handset or modem.

It switches the positive side of the telephone line using control inputs that are referenced to the negative side of the line.

In its off state, it can withstand 350V on the positive input.

Key Features

  • 350V breakdown voltage.
  • 18Ω maximum switch resistance.
  • Current limiting protection.
  • Operates at 2.3V input.

HT19 Distributor